<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>使用 ES5 规范编写选项式 Vue3 体验程序</title>
    <script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
</head>
<body>
<div id="root">
    <h1>Hello, World!</h1>
    <h1>{{ message }}</h1>
</div>
<script type="text/javascript">
    const app = Vue.createApp({
        data(){
            return {
                message: "Hello, World!",
            }
        }
    })

    app.mount("#root")
</script>
</body>
</html>